Totolink X2000R HTTP POST Request boa formTmultiAP buffer overflow
CVE-2023-7222

9.8CRITICAL

Key Information:

Vendor
Totolink
Status
X2000R
Vendor
CVE Published:
9 January 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A serious buffer overflow vulnerability has been identified in the Totolink X2000R router, specifically within the formTmultiAP function of the HTTP POST Request Handler located in the /bin/boa file. This vulnerability arises from improper handling of the 'submit-url' argument, allowing an attacker to exploit the flaw remotely. Public disclosure of this exploit heightens the urgency for users to address this security issue, especially since the vendor has not provided any response upon initial contact regarding this vulnerability.

Affected Version(s)

X2000R 1.0.0-B20221212.1452

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-7222 - Proof of Concept

References

https://vuldb.com/?id.249856
vdb-entrytechnical-description
https://vuldb.com/?ctiid.249856
signaturepermissions-required
https://github.com/jylsec/vuldb/blob/main/TOTOLINK/X2000R...
broken-linkexploit

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

jylsec (VulDB User)
.